1 files changed, 123 insertions, 0 deletions
diff --git a/src/err.hpp b/src/err.hpp
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--- /dev/null
+++ b/src/err.hpp
@@ -0,0 +1,123 @@
+/*
+    Copyright (c) 2007-2010 iMatix Corporation
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify it under
+    the terms of the Lesser GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    0MQ is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    Lesser GNU General Public License for more details.
+
+    You should have received a copy of the Lesser GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef __ZMQ_ERR_HPP_INCLUDED__
+#define __ZMQ_ERR_HPP_INCLUDED__
+
+#include <assert.h>
+#include <errno.h>
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include "platform.hpp"
+#include "likely.hpp"
+
+#ifdef ZMQ_HAVE_WINDOWS
+#include "windows.hpp"
+#else
+#include <netdb.h>
+#endif
+
+#ifdef ZMQ_HAVE_WINDOWS
+
+namespace zmq
+{
+
+    const char *wsa_error ();
+    void win_error (char *buffer_, size_t buffer_size_);
+    void wsa_error_to_errno ();
+  
+}
+
+//  Provides convenient way to check WSA-style errors on Windows.
+#define wsa_assert(x) \
+    do {\
+        if (unlikely (!(x))) {\
+            const char *errstr = zmq::wsa_error ();\
+            if (errstr != NULL) {\
+                fprintf (stderr, "Assertion failed: %s (%s:%d)\n", errstr, \
+                    __FILE__, __LINE__);\
+                abort ();\
+            }\
+        }\
+    } while (false)
+
+// Provides convenient way to check GetLastError-style errors on Windows.
+#define win_assert(x) \
+    do {\
+        if (unlikely (!(x))) {\
+            char errstr [256];\
+            zmq::win_error (errstr, 256);\
+            fprintf (stderr, "Assertion failed: %s (%s:%d)\n", errstr, \
+                __FILE__, __LINE__);\
+            abort ();\
+        }\
+    } while (false)
+
+#endif
+
+//  This macro works in exactly the same way as the normal assert. It is used
+//  in its stead because standard assert on Win32 in broken - it prints nothing
+//  when used within the scope of JNI library.
+#define zmq_assert(x) \
+    do {\
+        if (unlikely (!(x))) {\
+            fprintf (stderr, "Assertion failed: %s (%s:%d)\n", #x, \
+                __FILE__, __LINE__);\
+            abort ();\
+        }\
+    } while (false) 
+
+//  Provides convenient way to check for errno-style errors.
+#define errno_assert(x) \
+    do {\
+        if (unlikely (!(x))) {\
+            perror (NULL);\
+            fprintf (stderr, "%s (%s:%d)\n", #x, __FILE__, __LINE__);\
+            abort ();\
+        }\
+    } while (false)
+
+// Provides convenient way to check for POSIX errors.
+#define posix_assert(x) \
+    do {\
+        if (unlikely (x)) {\
+            fprintf (stderr, "%s (%s:%d)\n", strerror (x), __FILE__, __LINE__);\
+            abort ();\
+        }\
+    } while (false)
+
+// Provides convenient way to check for errors from getaddrinfo.
+#define gai_assert(x) \
+    do {\
+        if (unlikely (x)) {\
+            const char *errstr = gai_strerror (x);\
+            fprintf (stderr, "%s (%s:%d)\n", errstr, __FILE__, __LINE__);\
+            abort ();\
+        }\
+    } while (false)
+
+#endif
+
+#define zmq_not_implemented() \
+    do {\
+        fprintf (stderr, "Hic sunt leones (%s:%d)\n", __FILE__, __LINE__);\
+        abort ();\
+    } while (false)